Fog's been causing more problems today - this time with the Island's mail.
This morning, Ronaldsway Airport said problems overnight meant some flights had to be cancelled earlier.
Police have also been warning drivers to make sure they use their lights in mist and fog.
Isle of Man Post Office says this morning's incoming mail plane couldn't land and priority mail will be delayed until tomorrow.
TT course road closure causing bus diversions today
MHK queries government worker expenses
Steam Packet sailings delayed tonight
PPE Medpro put into liquidation
Part of TT course closed tomorrow
Carl Cox backs cancer charity's TT fundraising auction
Business appeal over thousands in unpaid bills
Pharmacy plans for former IOM Bank